Question : Being a HadoopExam.com AWS Developer you are defining a policy for the IAM user. Which of the below mentioned elements will be used as a part of the policy? 1. VersionManagement 2. PrincipalResource 3. Access Mostly Uused Products by 50000+ Subscribers 4. Supported Data Types
Explanation: You can define various elements for an IAM policy. The elements include Version, ID, Statement, Sid, Effect, Principal, NotPrincipal, Action, NotAction, Resource, NotResource, Condition, and Supported Data Types
Question : Being a HadoopExam.com AWS Developer you have hosted an application on EC. The application makes a call to RDS. How can the user ensure that access to the RDS DB is secure? 1. Access between RDS and EC2 is always secure 2. IAM role with RDS access and attach it to EC2 3. Access Mostly Uused Products by 50000+ Subscribers 4. Allow the EC2 security group within the RDS security group to allow access from EC2
Explanation: Each RDS DB security group rule enables a specific source to access a DB instance that is associated with that DB security group. If the user specifies an EC2 security group as the source, it allows all incoming traffic from all the EC2 instances that use that particular EC2 security group.
Question : Being a HadoopExam.com AWS Developer you have launched RDS with the Oracle DB. The instance size is GB. The user has taken 2 snapshots of that DB. Will RDS charge the user for the snapshot? 1. No, provided the total snapshot size is less than 20 GB 2. Yes 3. Access Mostly Uused Products by 50000+ Subscribers 4. No. Backup storage is always free
Explanation: RDS backup storage is the storage that is associated with automated database backups and any active database snapshots that the user has taken. Amazon RDS provides backup storage up to 100% of the total provisioned database storage at no additional charge. In this case, RDS will allow free snapshot / automated backup up to 20 GB.